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Finding the Fourth Proportional to 225.10, 337.42 and 88.05

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Solution

The fourth proportional to 225.10, 337.42 and 88.05 is: 131.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.10 : 337.42 = 88.05 : x
  2. Step 2: Convert to fraction form
    225.10/337.42 = 88.05/x
  3. Step 3: Cross multiply
    225.10x = 337.42 × 88.05
  4. Step 4: Simplify right side
    225.10x = 29,709.83
  5. Step 5: Solve for x
    x = 29,709.83/225.10
  6. Step 6: Final answer
    x = 131.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.